referencecountingfilter.html

MINA+API 关于MINA的API

              <A HREF="../../../../../org/apache/mina/common/IoSession.html" title="interface in org.apache.mina.common">IoSession</A>&nbsp;session)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Filters <A HREF="../../../../../org/apache/mina/common/IoHandler.html#sessionOpened(org.apache.mina.common.IoSession)"><CODE>IoHandler.sessionOpened(IoSession)</CODE></A> event.</TD>
</TR>
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&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD>
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<!-- ========= CONSTRUCTOR DETAIL ======== -->

<A NAME="constructor_detail"><!-- --></A>
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<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Constructor Detail</B></FONT></TH>
</TR>
</TABLE>

<A NAME="ReferenceCountingFilter(org.apache.mina.common.IoFilter)"><!-- --></A><H3>
ReferenceCountingFilter</H3>
<PRE>
public <B>ReferenceCountingFilter</B>(<A HREF="../../../../../org/apache/mina/common/IoFilter.html" title="interface in org.apache.mina.common">IoFilter</A>&nbsp;filter)</PRE>
<DL>
</DL>

<!-- ============ METHOD DETAIL ========== -->

<A NAME="method_detail"><!-- --></A>
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<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Method Detail</B></FONT></TH>
</TR>
</TABLE>

<A NAME="init()"><!-- --></A><H3>
init</H3>
<PRE>
public void <B>init</B>()
          throws <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/apache/mina/common/IoFilter.html#init()">IoFilter</A></CODE></B></DD>
<DD>Invoked by <A HREF="../../../../../org/apache/mina/filter/util/ReferenceCountingFilter.html" title="class in org.apache.mina.filter.util"><CODE>ReferenceCountingFilter</CODE></A> when this filter
 is added to a <A HREF="../../../../../org/apache/mina/common/IoFilterChain.html" title="interface in org.apache.mina.common"><CODE>IoFilterChain</CODE></A> at the first time, so you can
 initialize shared resources.  Please note that this method is never
 called if you don't wrap a filter with <A HREF="../../../../../org/apache/mina/filter/util/ReferenceCountingFilter.html" title="class in org.apache.mina.filter.util"><CODE>ReferenceCountingFilter</CODE></A>.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/mina/common/IoFilter.html#init()">init</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/mina/common/IoFilter.html" title="interface in org.apache.mina.common">IoFilter</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="destroy()"><!-- --></A><H3>
destroy</H3>
<PRE>
public void <B>destroy</B>()
             throws <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/apache/mina/common/IoFilter.html#destroy()">IoFilter</A></CODE></B></DD>
<DD>Invoked by <A HREF="../../../../../org/apache/mina/filter/util/ReferenceCountingFilter.html" title="class in org.apache.mina.filter.util"><CODE>ReferenceCountingFilter</CODE></A> when this filter
 is not used by any <A HREF="../../../../../org/apache/mina/common/IoFilterChain.html" title="interface in org.apache.mina.common"><CODE>IoFilterChain</CODE></A> anymore, so you can destroy
 shared resources.  Please note that this method is never called if
 you don't wrap a filter with <A HREF="../../../../../org/apache/mina/filter/util/ReferenceCountingFilter.html" title="class in org.apache.mina.filter.util"><CODE>ReferenceCountingFilter</CODE></A>.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/mina/common/IoFilter.html#destroy()">destroy</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/mina/common/IoFilter.html" title="interface in org.apache.mina.common">IoFilter</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="onPreAdd(org.apache.mina.common.IoFilterChain, java.lang.String, org.apache.mina.common.IoFilter.NextFilter)"><!-- --></A><H3>
onPreAdd</H3>
<PRE>
public void <B>onPreAdd</B>(<A HREF="../../../../../org/apache/mina/common/IoFilterChain.html" title="interface in org.apache.mina.common">IoFilterChain</A>&nbsp;parent,
                     <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;name,
                     <A HREF="../../../../../org/apache/mina/common/IoFilter.NextFilter.html" title="interface in org.apache.mina.common">IoFilter.NextFilter</A>&nbsp;nextFilter)
              throws <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/apache/mina/common/IoFilter.html#onPreAdd(org.apache.mina.common.IoFilterChain, java.lang.String, org.apache.mina.common.IoFilter.NextFilter)">IoFilter</A></CODE></B></DD>
<DD>Invoked before this filter is added to the specified <tt>parent</tt>.
 Please note that this method can be invoked more than once if
 this filter is added to more than one parents.  This method is not
 invoked before <A HREF="../../../../../org/apache/mina/common/IoFilter.html#init()"><CODE>IoFilter.init()</CODE></A> is invoked.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/mina/common/IoFilter.html#onPreAdd(org.apache.mina.common.IoFilterChain, java.lang.String, org.apache.mina.common.IoFilter.NextFilter)">onPreAdd</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/mina/common/IoFilter.html" title="interface in org.apache.mina.common">IoFilter</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>parent</CODE> - the parent who called this method<DD><CODE>name</CODE> - the name assigned to this filter<DD><CODE>nextFilter</CODE> - the <A HREF="../../../../../org/apache/mina/common/IoFilter.NextFilter.html" title="interface in org.apache.mina.common"><CODE>IoFilter.NextFilter</CODE></A> for this filter.  You can reuse
                   this object until this filter is removed from the chain.
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="onPostRemove(org.apache.mina.common.IoFilterChain, java.lang.String, org.apache.mina.common.IoFilter.NextFilter)"><!-- --></A><H3>
onPostRemove</H3>
<PRE>
public void <B>onPostRemove</B>(<A HREF="../../../../../org/apache/mina/common/IoFilterChain.html" title="interface in org.apache.mina.common">IoFilterChain</A>&nbsp;parent,
                         <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;name,
                         <A HREF="../../../../../org/apache/mina/common/IoFilter.NextFilter.html" title="interface in org.apache.mina.common">IoFilter.NextFilter</A>&nbsp;nextFilter)
                  throws <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/apache/mina/common/IoFilter.html#onPostRemove(org.apache.mina.common.IoFilterChain, java.lang.String, org.apache.mina.common.IoFilter.NextFilter)">IoFilter</A></CODE></B></DD>
<DD>Invoked after this filter is removed from the specified <tt>parent</tt>.
 Please note that this method can be invoked more than once if
 this filter is removed from more than one parents.
 This method is always invoked before <A HREF="../../../../../org/apache/mina/common/IoFilter.html#destroy()"><CODE>IoFilter.destroy()</CODE></A> is invoked.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/mina/common/IoFilter.html#onPostRemove(org.apache.mina.common.IoFilterChain, java.lang.String, org.apache.mina.common.IoFilter.NextFilter)">onPostRemove</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/mina/common/IoFilter.html" title="interface in org.apache.mina.common">IoFilter</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>parent</CODE> - the parent who called this method<DD><CODE>name</CODE> - the name assigned to this filter<DD><CODE>nextFilter</CODE> - the <A HREF="../../../../../org/apache/mina/common/IoFilter.NextFilter.html" title="interface in org.apache.mina.common"><CODE>IoFilter.NextFilter</CODE></A> for this filter.  You can reuse
                   this object until this filter is removed from the chain.
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="exceptionCaught(org.apache.mina.common.IoFilter.NextFilter, org.apache.mina.common.IoSession, java.lang.Throwable)"><!-- --></A><H3>
exceptionCaught</H3>
<PRE>
public void <B>exceptionCaught</B>(<A HREF="../../../../../org/apache/mina/common/IoFilter.NextFilter.html" title="interface in org.apache.mina.common">IoFilter.NextFilter</A>&nbsp;nextFilter,
                            <A HREF="../../../../../org/apache/mina/common/IoSession.html" title="interface in org.apache.mina.common">IoSession</A>&nbsp;session,
                            <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</A>&nbsp;cause)
                     throws <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/apache/mina/common/IoFilter.html#exceptionCaught(org.apache.mina.common.IoFilter.NextFilter, org.apache.mina.common.IoSession, java.lang.Throwable)">IoFilter</A></CODE></B></DD>
<DD>Filters <A HREF="../../../../../org/apache/mina/common/IoHandler.html#exceptionCaught(org.apache.mina.common.IoSession, java.lang.Throwable)"><CODE>IoHandler.exceptionCaught(IoSession,Throwable)</CODE></A>
 event.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/mina/common/IoFilter.html#exceptionCaught(org.apache.mina.common.IoFilter.NextFilter, org.apache.mina.common.IoSession, java.lang.Throwable)">exceptionCaught</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/mina/common/IoFilter.html" title="interface in org.apache.mina.common">IoFilter</A></CODE></DL>
</DD>
<DD><DL>